SEMICONDUCTOR LIGHT-EMITTING DEVICE AND LIGHT SOURCE DEVICE USING THE SAME
First Claim
1. A semiconductor light-emitting device comprising a solid-state light-emitting element and a wavelength converter that converts primary light emitted by the solid-state light-emitting element into light having a longer wavelength, wherein the wavelength converter includes a binder layer and a wavelength converting layer made from a translucent inorganic formed body containing a phosphor,the wavelength converting layer is divided by the binder layer,the wavelength converter is disposed on a main light extraction surface of the solid-state light-emitting element, andthe binder layer is disposed along an emission direction of light emitted from the main light extraction surface.
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Abstract
A semiconductor light-emitting device according to the present invention is a semiconductor light-emitting device 10 including a solid-state light-emitting element 11 and a wavelength converter 12 that converts primary light emitted by the solid-state light-emitting element 11 into light having a longer wavelength, wherein the wavelength converter 12 includes a wavelength converting layer 12a made from a translucent inorganic formed body containing phosphors, and a binder layer 12b; the wavelength converter 12 is disposed on a main light extraction surface 11a of the solid-state light-emitting element 11; and the binder layer 12b is disposed along an emission direction of light emitted from the main light extraction surface 11a.
26 Citations
15 Claims
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1. A semiconductor light-emitting device comprising a solid-state light-emitting element and a wavelength converter that converts primary light emitted by the solid-state light-emitting element into light having a longer wavelength, wherein the wavelength converter includes a binder layer and a wavelength converting layer made from a translucent inorganic formed body containing a phosphor,
the wavelength converting layer is divided by the binder layer, the wavelength converter is disposed on a main light extraction surface of the solid-state light-emitting element, and the binder layer is disposed along an emission direction of light emitted from the main light extraction surface.
Specification